If you have a DD-WRT powered router then you already know how powerful and feature-full it is, compared to a standard out-of-the-box ISP provided router.
This article will be about making use of the features that DD-WRT provides out of the box, as well as some other ‘hacks’ we can use to boost the wireless signal in your home or office.
The ones I will talk about today are as follows (in order of usefulness and ease):
- Wireless channel selection
- Update firmware and/or drivers!
- Transmit (Tx) Power
- Beacon Interval
Continue reading How to Boost your Wireless Strength with DD-WRT
This article will serve as a quick tutorial on installing and configuring fail2ban on an Amazon EC2 instance.
I like to think of fail2ban as a ‘second line’ of defence against systematic attempts to break through and access SSH on a server.
First line of defence should always be disabling the root log-in, using strong passwords/using private keys for log-on, etc.
It can do a lot more than protecting against brute-force SSH attacks using regex’s but that is not in the scope of this tutorial.
Continue reading Quick and Easy Tutorial on Installing and Configuring fail2ban on an Amazon EC2 Instance